Modi, who is on an official visit in Russia, met President Vladimir Putin on Thursday.

The Urga edition of the Tibetan Kanjur was unknown till 1955 when Professor Raghu Vira brought to India its complete set of 104 volumes with a volume containing the catalogue. It was presented to him by the Mongolian prime minister as a unique bibliographic rarity.

On the second day of his Russia visit, Modi visited Institute of Oriental Manuscripts. He also left a message in the Gujarati language at the institute, said a tweet by the Indian Embassy in Moscow.

The institute has manuscripts and early printed books consisting of more than 100 thousand items in 65 living and dead languages.

It also has the archives of the Orientalists that contains some valuable documents on the history of Oriental Studies in Russia. It has manuscripts and xylographs.

He also met Tigran Sargasyan, Chairman of the Eurasian Economic Commission and former prime minister of Armenia.

India and Russia on Thursday agreed on early commencement of negotiations for a free trade agreement with the five-nation Eurasian Economic Union (EAEU).